c229c14ded
apps/tools: Fix to generate CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME in mksymtab.sh Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com> Approved-by: GregoryN <gnutt@nuttx.org>
117 lines
4.0 KiB
Bash
Executable File
117 lines
4.0 KiB
Bash
Executable File
#!/bin/bash
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############################################################################
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# apps/tools/mksymtab.sh
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#
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# Copyright (C) 2018 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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usage="Usage: $0 <imagedirpath> <outfilepath>"
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# Check for the required directory path
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dir=$1
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if [ -z "$dir" ]; then
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echo "ERROR: Missing <imagedirpath>"
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echo ""
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echo $usage
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exit 1
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fi
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if [ ! -d "$dir" ]; then
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echo "ERROR: Directory $dir does not exist"
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echo ""
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echo $usage
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exit 1
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fi
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# Get the output file name
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outfile=$2
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if [ -z "$outfile" ]; then
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echo "ERROR: Missing <outfilepath>"
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echo ""
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echo $usage
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exit 1
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fi
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rm -f $outfile
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# Extract all of the undefined symbols from the ELF files and create a
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# list of sorted, unique undefined variable names.
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execlist=`find ${dir} -type f`
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if [ ! -z "${execlist}" ]; then
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for exec in ${execlist}; do
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nm $exec | fgrep ' U ' | sed -e "s/^[ ]*//g" | cut -d' ' -f2 >>_tmplist
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done
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varlist=`cat _tmplist | sort - | uniq -`
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rm -f _tmplist
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fi
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# Now output the symbol table as a structure in a C source file. All
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# undefined symbols are declared as void* types. If the toolchain does
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# any kind of checking for function vs. data objects, then this could
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# faile
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echo "#include <nuttx/compiler.h>" >$outfile
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echo "#include <nuttx/binfmt/symtab.h>" >>$outfile
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echo "" >>$outfile
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for var in $varlist; do
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echo "extern void *${var};" >>$outfile
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done
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echo "" >>$outfile
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echo "#if defined(CONFIG_EXECFUNCS_HAVE_SYMTAB)" >>$outfile
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echo "const struct symtab_s CONFIG_EXECFUNCS_SYMTAB_ARRAY[] = " >>$outfile
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echo "#elif defined(CONFIG_SYSTEM_NSH_SYMTAB)" >>$outfile
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echo "const struct symtab_s CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME[] = " >>$outfile
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echo "#else" >>$outfile
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echo "const struct symtab_s dummy_symtab[] = " >>$outfile
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echo "#endif" >>$outfile
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echo "{" >>$outfile
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for var in $varlist; do
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echo " {\"${var}\", &${var}}," >>$outfile
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done
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echo "};" >>$outfile
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echo "" >>$outfile
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echo "#if defined(CONFIG_EXECFUNCS_HAVE_SYMTAB)" >>$outfile
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echo "const int CONFIG_EXECFUNCS_NSYMBOLS_VAR = sizeof(CONFIG_EXECFUNCS_SYMTAB_ARRAY) / sizeof(struct symtab_s);" >>$outfile
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echo "#elif defined(CONFIG_SYSTEM_NSH_SYMTAB)" >>$outfile
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echo "const int CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME = sizeof(CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME) / sizeof(struct symtab_s);" >>$outfile
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echo "#else" >>$outfile
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echo "const int dummy_nsymtabs = sizeof(dummy_symtab) / sizeof(struct symtab_s);" >>$outfile
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echo "#endif" >>$outfile
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